Jack wrapped a towel around his waist and stepped out of the bathroom, still damp from his shower. Without missing a beat, his younger 18-year-old brother hurried in, eager to use the shower next. Jack proceeded to his bedroom and grabbed a pair of white briefs. But before he put them on, he sat by his desk, scrolling through his phone as he came across a photo of Lucy, his crush. Almost immediately, his face turned red,...